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Finding the Fourth Proportional to 22,065.21, 33,104.16 and 8,025.01

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Solution

The fourth proportional to 22,065.21, 33,104.16 and 8,025.01 is: 12,039.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,065.21 : 33,104.16 = 8,025.01 : x
  2. Step 2: Convert to fraction form
    22,065.21/33,104.16 = 8,025.01/x
  3. Step 3: Cross multiply
    22,065.21x = 33,104.16 × 8,025.01
  4. Step 4: Simplify right side
    22,065.21x = 265,661,132.28
  5. Step 5: Solve for x
    x = 265,661,132.28/22,065.21
  6. Step 6: Final answer
    x = 12,039.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.